Extrait de la collection de lampes / semi-conducteurs de Davide Casarosa. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Davide Casarosa.
| V24 |
1916 |
| Marconi's Wireless Telegraph... |
GB |
|
| R_Moorhead |
1917 ?? |
| Moorhead Laboratories (Pacif... |
USA |
|
| R_Marconi |
1922 |
| MO Valve Co. Ltd.; GB |
GB |
|
| UV199 |
1922 |
| Common type Worldwide tube/s... |
ZZ |
|
| UV201A |
1922 |
| General Electric for Brand R... |
USA |
|
| 201A |
1925 |
| Common type USA tube/semicond. |
USA |
|
| UX280 |
1927 |
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 24 |
1929 |
| Common type USA tube/semicond. |
USA |
|
| 43 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| Amplifier_Leradion |
|
| Le Radion; Chicago |
USA |
|
| AT26 |
|
| Common type Great Britain tu... |
GB |
|
|
| B-199 |
|
| American Radio Laboratories ... |
USA |
|
| BF1 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| BigrilleOscill_4pin |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
|
| GX201A |
|
| Airline, Super-Airline, Ward... |
USA |
|
| Microtriode |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| R_Moorhead_H |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| UX99 |
|
| Common type Japan tube/semic... |
J |
|
| VAC-O-BUB |
|
| Vacobub (Tube brand), Standa... |
USA |
|
|
| 099_UV |
|
| Arcturus Radio Tube Co.; New... |
USA |
|
| 099_UX |
|
| Arcturus Radio Tube Co.; New... |
USA |
|
| 199_Brightson |
|
| True Blue (Brand); Brightson... |
USA |
|
| 199_GEM |
|
| Common type USA tube/semicond. |
USA |
|
| 200X00-A |
|
| Electrical Research Laborato... |
USA |
|
| 201A_UV-base |
|
| USA - Tubes designated in th... |
USA |
|
| 1564 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| 4600_Philips |
|
| Philips; Eindhoven (tubes in... |
NL |
|
